I don't see your article, but one pollutant, CFC, is used in refrigerators and aerosols. Please mark Brainliest!!!
Answer:
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Patent fingerprints are made by a liquid or powder that sticks to the finger and then transfers to a surface, leaving an easily visible fingerprint behind. Substances that can leave patent fingerprints are ink, blood, dirt, flour, grease, etc.
The answer is people debated the ethics of this experiment
A reason could be the bodies ability to process the water based vitamin as well as the person's diet. many things have b12 in it but choosing to cut something out, like meat, could cause a deficiency
