Which Sources of Vegetables Are Truly Chemical-Free?
-Posted on October 3, 2025 by Keeen Which Sources of Vegetables Are Truly Chemical-Free? As consumers become more health-conscious, choosing safe and nutritious foods has become increasingly important. Vegetables, being a vital source of vitamins, minerals, and dietary fiber, are central to this choice. However, conventionally grown vegetables often rely on pesticides, synthetic chemicals, and chemical fertilizers, which may pose…
Wastewater Discharge Standards for Shopping Centers and Malls
-Posted on September 26, 2025 by Keeen Wastewater Discharge Standards for Shopping Centers and Malls Shopping centers and malls are classified as controlled buildings under Thai environmental regulations. They must strictly comply with wastewater discharge standards set by the Ministry of Natural Resources and Environment and relevant Building Control Regulations. These establishments are categorized under Building Types A, B, or…
Cleaning a Coffee Machine
-Posted on September 12, 2025 by Keeen Cleaning a Coffee Machine Coffee is one of the most popular beverages worldwide, and coffee machines have become indispensable in homes, offices, and cafés. Keeping a coffee machine clean is essential—not only for ensuring great taste but also for hygiene and extending the machine’s lifespan. Proper cleaning methods are therefore a must-have skill…
