“1. When purchasing a new car, consider one that is the most efficient, lowest-polluting vehicle...How to Reduce Air Pollution
“Wildlife conservation is the practice of protecting endangered plant and animal species and...Wildlife conservation
“Strontium ( /ˈstrɒntiəm/ STRON-tee-əm) is a chemical element with symbol Sr and atomic...Strontium
“Waxes are a class of chemical compounds that are plastic (malleable) near ambient temperatures...Wax
“Carbonic acid is the chemical compound with the formula HCO (equivalently OC(OH)). It is also a...Carbonic acid
“Yttrium is a chemical element with symbol Y and atomic number 39. It is a silvery-metallic...Yttrium
“Fluorite (also called fluorspar) is a halide mineral composed of calcium fluoride, CaF. It is an...Fluorite
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