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The Amalgam Blogs
Expert insights, trends, and innovations shaping the future of biotechnology.


Best Septic Tank Treatment: Why We Switched to Biological Treatment
Table of Contents 01. Overview 02. Chemical Additives 03. Best Septic Tank Treatment 04. Do Septic Tank Treatments Really Work? 05. Biological vs Chemical Treatment 06. Switching to Biological Treatment 07. BactaServe Septic 08. Treatment Frequency 09. Long-Lasting Treatment 10. Conclusion Overview A septic tank is supposed to break down waste naturally. Yet when sludge builds up, drains slow down or unpleasant smells start coming from toilets and drainage lines, many people
5 min read


Septic Tank Treatment Powder: How We Solved the Recurring Smell Problem
Table of Contents 01. Overview 02. Septic Tank Smelling After Treatment 03. Septic Tank Treatment Powder 04. Frequent Septic Tank Problems 05. Sludge Reduction 06. BactaServe Septic 07. Septic Tank Health 08. Usage Frequency 09. Best Biological Treatment 10. Conclusion Overview If your septic tank keeps smelling after cleaning and regular maintenance, the problem may be happening where you cannot see it. Find out why microbial activity matters for sludge digestion, odour cont
5 min read


Pulp and Paper Wastewater Treatment Process: How We Fixed High COD Loads
Table of Contents 01. Overview 02. High COD Levels 03. Biological Treatment Failure 04. Treatment Process 05. Poor COD Removal 06. Improving Biological Performance 07. BactaServe Pulp & Paper 08. Best Biological Treatment Methods 09. Improve COD Removal 10. Conclusion Overview High COD levels in paper mill wastewater are not always an infrastructure problem. In many cases, inconsistent treatment performance points to an unstable biological process. This article explains what
6 min read


Pulp and Paper Industry Wastewater Treatment: How We Restored Performance After COD and Foam Problems
Table of Contents 01. Overview 02. COD & Foam Problems 03. Treatment Challenges 04. COD Removal Failures 05. Wastewater Treatment Process 06. Biological Performance 07. Chemical Treatment Limitations 08. BactaServe Pulp & Paper 09. Reduce COD 10. Conclusion Overview Repeated COD spikes, excessive foaming, and poor sludge settling often indicate that the biological process in a paper mill ETP needs attention. Understand why these problems recur and how stronger microbial perfo
6 min read


Wastewater Treatment for Pharmaceutical Industry: How We Stabilized Biological Treatment After COD Problems
Table of Contents 01. Overview 02. Treatment Challenges 03. Biological Treatment 04. Treatment Process 05. BactaServe Pharma 06. COD Reduction 07. Conclusion Overview If you’re dealing with repeated COD removal failures in pharmaceutical wastewater treatment, start by understanding what’s happening inside your biological system. See the common causes of treatment instability and how improving microbial performance can help restore consistent plant operations. ​ Repeated COD r
5 min read


What are the Leading Products for Pharma Wastewater Purification?
Table of Contents 01. Overview 02. Treatment Challenges 03. Treatment Process 04. Biological Treatment 05. BactaServe Pharma 06. COD Reduction 07. Conclusion Overview Learn about the biggest challenges in pharmaceutical wastewater treatment and the technologies used to manage high COD, toxic compounds, and variable wastewater loads. You’ll also understand how stable biological treatment and specialised microbial solutions can improve COD reduction, support biomass development
6 min read


How to Choose Nutrient Removal Equipment for Industrial Wastewater
Table of Contents 01. Overview 02. Nutrient Removal Importance 03. Equipment Used 04. Choosing Equipment 05. Biological Nutrient Removal 06. Nitrogen Removal 07. Phosphorus Removal 08. Improve Existing Equipment 09. Best Nutrient Removal System 10. Conclusion Overview Learn how to choose nutrient removal equipment based on wastewater characteristics, nutrient load, and discharge requirements. Understand the role of nitrogen and phosphorus removal systems, when biological trea
5 min read


Best Technologies for Nutrient Removal in Wastewater Treatment
Table of Contents 01. Overview 02. Why Nutrient Removal Matters 03. Removal Methods 04. Biological vs Chemical 05. Improving Efficiency 06. Choosing Technology 07. Conclusion Overview When choosing the right nutrient removal technique for your wastewater, it is important to take into account the characteristics of the wastewater, the discharge requirements and the objectives of your business. You’ll discover how biological and chemical treatments remove nitrogen and phosphoru
6 min read


How to troubleshoot common issues in aerobic digesters?
Table of Contents 01. Overview 02. Low Dissolved Oxygen 03. Foaming 04. Sludge Bulking 05. Biomass Activity Decline 06. MLSS Not Building Up 07. Poor Effluent Quality 08. Bioculture Quality Overview This blog helps operators quickly identify and fix the most common problems in aerobic digesters, from low dissolved oxygen and foaming to sludge bulking and poor effluent quality. It explains what is happening inside the system, why performance drops, and the practical steps need
8 min read


What are the operational costs of aerobic vs. anaerobic treatment?
Table of Contents 01. Overview 02. Main Cost Drivers 03. Aerobic Treatment Cost 04. Anaerobic Treatment Cost 05. Lifecycle Cost 06. Cost Comparison 07. Bioculture Cost Savings 08. Final Thoughts Overview In this blog we discuss the real daily costs of operating aerobic and anaerobic wastewater treatment plants. “It shows where that money goes, from chemicals and electricity to cleaning up sludge and maintenance. Operators of ETP and STP can choose the most appropriate procedu
6 min read


Project Blue Ecosystem: Taking Small but Meaningful Steps Towards a Cleaner Ganga
"निर्मल गंगा, अविरल गंगा" - A Clean Ganga, A Continuous Ganga. For millions of Indians, the Ganga is more than a river. She is faith, culture, livelihood, and life itself. Yet, every day, untreated wastewater, organic waste, and pollution quietly find their way into her waters. Protecting the Ganga is not the responsibility of one organisation or one initiative, it is a collective commitment towards the generations that will inherit her. At Amalgam Biotech, we believe meaning
5 min read


Malodour Removal in STP: Why We Switched from Masking Agents to Oxidation Treatment
Masking agents just cover up unpleasant odours. They don't take out the gases that cause them. Oxidation treatment is different. It interacts with the molecules that cause the odour, chemically neutralising them rather than simply masking them with a stronger aroma. We recently assisted a STP to shift from daily masking sprays to an oxidation-based smell control program. In a matter of days, complaints dwindled, air quality improved, and the need for continual spraying was el
6 min read


Sewage Treatment Plant Odour: Why Residents Complained Despite Meeting Discharge Limits
Yes, an STP can smell really awful and still comply with all the discharge restrictions. Water quality checked for discharge restrictions. They don’t monitor air quality. A plant can have clean treated water and still be releasing toxic gas into the air. And that’s exactly what happened with the housing society we worked with. The STP reports appeared great, but residents kept complaining. The main problem was in the gas, not in the water. Table of Contents 01. Odour vs Disc
6 min read


ETP Odour Control: How We Eliminated Rotten Egg Smell in 24 Hours
Yes, you can remove a strong rotten egg smell from a collection tank in less than 24 hours. We did it using a simple oxidising additive. No new equipment. No major changes. Just the right product, dosed the right way. This blog shows you exactly how we did it, step by step. Table of Contents 01. ETP Odour Causes 02. Odour Levels & Risks 03. 24-Hour Treatment 04. Odour Control Steps 05. Product Solution 06. Conclusion Why Does My ETP Smell Like Rotten Eggs? This is one of the
6 min read


Treated Wastewater Smell: The Investigation That Ruled Out the Biological System
Yes, treated wastewater can still smell bad even when the biological system is working well. We found this out the hard way. Everyone assumed the smell meant the bacteria were not working. They were wrong. The real cause was sitting downstream, in a place nobody checked first. This blog tells you exactly where we found it. Table of Contents 01. The Investigation 02. Common Causes 03. Quality Beyond Numbers 04. What to Check 05. Oxidation Treatment 06. Product Solution Why Doe
6 min read


Oxygen Booster for Wastewater Treatment: How We Handled a High BOD Shock Load
One of the major concerns for any wastewater treatment plant is a sudden spike in BOD. In the case of a heavy organic load, the microorganisms will take oxygen considerably faster. Without quick operator action, dissolved oxygen can fall, biological activity can be lost, and effluent quality can suffer. We studied the application of an oxygen booster for wastewater treatment to stabilize the system in one such situation. Results indicated that supplementary oxygen can aid in
5 min read


Low Dissolved Oxygen in Aeration Tank: Why MLSS Dropped Despite Running Blowers
In many wastewater treatment plants, operators feel that if the blowers are functioning, oxygen levels are sufficient. But this isn’t always the case. We recently had a situation where the biomass activity declined rapidly because of the low dissolved oxygen condition of the aeration tank. What was shocking was that the blowers were running all the time. The outcome was an unanticipated MLSS reduction problem in the aeration tank that compromised treatment efficacy and raised
5 min read


Micronutrient Deficiency in Wastewater Treatment: Why Healthy MLSS Isn't Enough
If your MLSS is in range, pH is stable, DO is adequate and BOD removal is still poor, the answer is almost certainly micronutrient deficiency in wastewater treatment. This is the most underdiagnosed failure in biological treatment, costing plants months of poor performance before anyone looks at it. Here is exactly what micronutrients do inside an aeration tank, how to spot deficiency, and what a targeted wastewater treatment nutrient supplement can do to fix it. Table of Con
6 min read


Reducing Urea in Wastewater Treatment: Cutting Urea & DAP by 60% Without MLSS Crash
Yes, you can significantly reduce urea and DAP dosing in your ETP or STP without crashing your MLSS. Reducing urea in wastewater treatment does not mean starving your biomass. It means replacing a crude chemical input with something smarter. In this article, we walk through exactly how a pharmaceutical ETP cut its urea and DAP usage by 60%, maintained MLSS stability in the aeration tank throughout the transition, and achieved better BOD and COD removal than before using a mar
6 min read


Starch vs Liquid Carbon Source Wastewater: What We Learned After Switching a Pharma ETP
You've already done your research. You know your ETP need a carbon source. You might have tried starch, jaggery or something like that, and you are not totally happy with the outcomes. This article is for you. We are going to walk through exactly what happened when a pharmaceutical business converted from starch to a liquid carbon source in their ETP, what the data looked like before and after and what you should think about before making a similar decision for your plant. T
7 min read
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