Select all of the answers that apply.. if you have respiratory or heart problems, can make it worse..
carbon monoxide.
oxygen.
nitrogen.
sulfur oxide.
nitrogen oxide

What condition is most likely present when a normal p wave is negatively deflected?

What are reasons people use tobacco

What typically happens when a family member has a problem with alcohol or drugs? the entire family is affected. children in the family are affected more than adults. adults in the family are affected more than children no one in the family is affected.