Chemistry Archives

Posted inin Chemistry

Where to Buy Potassium Nitrate in Stores: Availability, Legalities, and Alternatives

Posted byby Franklin Veaux
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2 min

Where Can I Buy Potassium Nitrate In Store? Potassium nitrate can be commonly found in stores as powdered stump remover. This product is widely available in garden centers or hardware...

Posted inin Chemistry

Boiling Water to Remove Chlorine: Effectiveness, Limitations, and Alternatives

Posted byby Franklin Veaux
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3 min

Boiling Water to Remove Chlorine: What Works and What Doesn’t Boiling water can remove chlorine gas (Cl2) from water by evaporation, but it does not eliminate hypochlorite (OCl-) or chloride...

Posted inin Chemistry

Methods to Turn Stainless Steel Black and Common Challenges Explained

Posted byby Franklin Veaux
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5 min

How to Turn Stainless Steel Black? Stainless steel turning black through traditional black oxide methods is challenging due to its corrosion-resistant properties. However, several approaches exist to achieve a black...

Posted inin Chemistry

Shein and Temu Clothes: Understanding Risks from Toxic Chemicals

Posted byby Franklin Veaux
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4 min

Shein and Temu Clothes: Risks of Toxic Chemicals Shein and Temu clothes sometimes contain toxic chemicals that exceed safety limits. These include phthalates, formaldehyde, lead, and 1,4-dioxane. Exposure may cause...

Posted inin Chemistry

Is BPA-Free Polycarbonate Possible? Key Insights and Alternatives Explored

Posted byby Franklin Veaux
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2 min

Is BPA-free Polycarbonate Possible? Yes, BPA-free polycarbonate is possible by replacing bisphenol A (BPA) with alternative diols in the polymer synthesis. Manufacturers have developed polycarbonates using other diol compounds that...

Posted inin Chemistry

Liquid That Solidifies When Heated and Melts When Cooled: Key Principles and Special Cases

Posted byby Franklin Veaux
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2 min

Is There a Liquid That Solidifies When Heated and Melts When Cooled? No substance naturally solidifies when heated and melts when cooled. This behavior contradicts fundamental thermodynamic principles governing phase...

Posted inin Chemistry

Is It Safe to Drink from a Stainless Steel Water Bottle? Key Insights and Comparisons

Posted byby Franklin Veaux
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5 min

Is it Safe to Drink from a Stainless Steel Water Bottle? Yes, it is safe to drink from a stainless steel water bottle. These bottles are widely used for food...

Posted inin Chemistry

Copper, Silver, and Gold: The Chemistry and Reasons Behind Their Role as Currency

Posted byby Franklin Veaux
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2 min

Copper, Silver, and Gold: The Chemistry Behind Their Currency Role Copper, silver, and gold are not coincidentally grouped as currency metals; their chemical properties and practical traits make them natural...

Posted inin Chemistry

Heating Mantle vs Hotplate: Choosing the Best Equipment for Your Home Lab

Posted byby Franklin Veaux
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2 min

Heating Mantle vs Hotplate for a Home Lab Choosing between a heating mantle and a hotplate in a home lab mainly depends on material compatibility, temperature control, and ease of...

Posted inin Chemistry

Why Argon on the Periodic Table Uses the Symbol “Ar” Instead of Just “A”

Posted byby Franklin Veaux
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2 min

Why Argon’s Symbol Is “Ar” Instead of “A” Argon’s chemical symbol is “Ar” because the original one-letter symbol “A” was replaced to reduce confusion and follow naming conventions established by...