ArcaMax

Knowledge

on Oct 1, 2025

Chlorofluorocarbons
Carbon Finishes On Contact
Contact First Counter
Counteracting The Environment

Chlorofluorocarbons. "Freon" is a registered trademark for DuPont's brand of chlorofluorocarbons.

Science Trivia / September 30, 2025

Santa Ana. The Santa Ana winds sweep over southern California in the fall and winter.

Science Trivia / September 30, 2025

Circuit Diagrams. The body is 70% water and a good conductor of electricity, which is a good reason not to touch electric appliances when we're wet.

Science Trivia / September 29, 2025

One-Sixth. The moon is 1/4 the size of Earth, so the its gravity is much less than the earth's gravity.

Science Trivia / September 29, 2025

Nitrogen. Nitrogen is classified as an element in the 'Non-metals' section of the Periodic Table.

Science Trivia / September 28, 2025

Penicillin. Time Magazine wrote in 1999 that penicillin "was a discovery that would change the course of history".

Science Trivia / September 28, 2025

Up, Down, Down. The neutron is a baryon and thus has 3 quarks.