VOICEOVER: Pure and impure substances. The word pure in everyday life doesn't have the same meaning in science. For example, pure orange juice is a mixture of compounds and bottled water still has ...
Their effects vary depending on the amount consumed and an individual’s specific reaction to the substance. For example, low doses of depressants can actually have a stimulant effect and cause a ...
Public health officials warn about rare and dangerous substance discovered in eastern North Carolina
A rare and dangerous substance has been discovered in eastern North Carolina for the first time. Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate, or BTMPS, is a chemical with industrial uses like a ...
VOICEOVER: Pure and impure substances. The word pure in everyday life doesn't have the same meaning in science. For example, pure orange juice is a mixture of compounds and bottled water still has ...
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