What is the safety consideration behind why cyanide, in heap-leach recovery operations, is kept at very
low concentrations and kept highly alkaline? What will be an ideal response?
This is to prevent formation of poisonous cyanide gas, the stuff of World War II gas chambers.
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Most hazardous wastes come from ________
A) common manufacturing B) pesticide production C) chemical and petroleum industries D) pharmaceutical production E) industrial processes
Write a children's book about Hal the halite crystal. As the story begins, Hal is residing in a salt deposit in the desert. When the story ends, Hal is residing in the ocean and helping to give the seawater its salty flavor
In your story, tell how Hal ends up in the ocean.
What is it about a cooling lava that allows geologists to determine the location of past magnetic poles? What will be an ideal response?
The word synoptic literally means:
A) of the same place. B) coincident in time. C) related to weather. D) bird-eyed.