ChemCafe — science, chemistry and physics made simple – Page 216 of 276 – Chem Cafe is a place to share and discuss new scientific research. Read about the latest advances in chemistry, physics, astronomy, biology, medicine, social science, and more. Find and submit new publications and popular science coverage of current research.

Posted inin Molecular

PCR Inhibition: Factors Affecting DNA Quantity and Magnesium Ion Interactions

Posted byby Franklin Veaux
2 months ago
0 Comments
2 min

Understanding PCR and Inhibition Polymerase Chain Reaction (PCR) can be inhibited by multiple factors, with DNA quantity and magnesium ion availability playing key roles. Excess DNA may reduce PCR efficiency,...

Posted inin Chemistry

Freon Leak in Mini Fridge: Health Risks and Effects on Food Safety

Posted byby Franklin Veaux
2 months ago
0 Comments
1 min

Does a Freon Leak in a Mini Fridge Poison Food or Cause Blindness? Freon leaks in a mini fridge do not poison the food inside nor cause blindness by exposure...

Posted inin Chemistry

PTEF vs PTFE: Key Differences and Safety Considerations of Fluorinated Polymers

Posted byby Franklin Veaux
2 months ago
0 Comments
2 min

PTEF vs PTFE: Understanding the Difference PTEF and PTFE refer to the same chemical substance, polytetrafluoroethylene, commonly known as Teflon. The apparent difference is likely due to a typographical error...

Posted inin Chemistry

The Hydrogen Water Bottle Scam: Understanding False Promises and Hidden Risks

Posted byby Franklin Veaux
2 months ago
0 Comments
7 min

Understanding the Hydrogen Water Bottle Scam The hydrogen water bottle scam centers on misleading claims that these devices provide significant health benefits through hydrogen-enriched water, despite scientific evidence and chemical...

Posted inin Chemistry

Why Tungsten Exhibits Greater Density Versus Lead: Key Factors Explained

Posted byby Franklin Veaux
2 months ago
0 Comments
2 min

Why Is Tungsten Denser Than Lead? Tungsten is denser than lead mainly because it has a smaller atomic radius while having a comparable atomic mass, resulting in more mass packed...

Posted inin Chemistry

Understanding Recrystallization: Purpose, Process, and Practical Tips

Posted byby Franklin Veaux
2 months ago
0 Comments
5 min

What is the Point of Recrystallization and How Does it Work? Recrystallization serves to purify a solid chemical by selectively dissolving it in a solvent and allowing the pure product...

Posted inin Chemistry

Tips on Naming Chemical Compounds: A Simple Guide to Master Key Methods and Techniques

Posted byby Franklin Veaux
2 months ago
0 Comments
5 min

Tips on Naming Chemical Compounds Naming chemical compounds follows specific rules depending on the type of compound involved. These rules help in identifying the compound’s composition and structure from its...

Posted inin Chemistry

Is Water Wet? A Scientific and Linguistic Inquiry into Fluid Interactions and Definitions

Posted byby Franklin Veaux
2 months ago
0 Comments
3 min

Is Water Wet? Water is wet in the sense that it makes other materials wet, but water itself is not wet as a standalone substance. Wetness is a property of...

Posted inin Chemistry

My Kid Put Toothpaste on the Brass Table: Repairing Damage and Cleaning Tips

Posted byby Franklin Veaux
2 months ago
0 Comments
4 min

My Kid Put Some Toothpaste on the Brass Table and It Looks Like This Now… What Can I Do? When toothpaste is applied to a brass table, it often acts...

Posted inin Chemistry

Evidence on Inhalation of Bleach and Chlorine as Cancer Risks: Key Facts and Insights

Posted byby Franklin Veaux
2 months ago
0 Comments
3 min

Understanding Cancer Risks from Accidental Inhalation of Bleach or Chlorine Current scientific evidence shows no convincing proof that accidentally or non-deliberately inhaling bleach or chlorine causes cancer. Chlorine itself is...