IDNLearn.com: Where your questions are met with thoughtful and precise answers. Find the information you need quickly and easily with our reliable and thorough Q&A platform.
Answer:
Since pure natural gas (a.k.a. methane) has no smell, utility companies add smelly, sulfur-containing odorants called mercaptans, or thiols, to warn us if anything is amiss with our pipelines. ... Olfactory receptors are present in specialized sensory cells called olfactory sensory neurons, which line our noses
Explanation:
hope this helps have a good rest of your night :) ❤