But those with only one copy can develop a tolerance to acetaldehyde and become heavy drinkers .
但是那些只有单份基因的人能够产生对乙醛毒素的包容性而且有可能成为嗜酒者.
Second , the drug disulfiram , which causes acetaldehyde to accumulate in the body , discourages alcoholics from drinking by causing nausea , vomiting , and other severe alcohol flush reaction symptoms .
This leads to a rapid accumulation of acetaldehyde , which can cause capillaries in the face to dilate --- and the face to turn red . Other unpleasant symptoms can include nausea and headaches .
That is all true . But what is rarely mentioned is that , when burned in a car engine , ethanol produces significantly larger quantities of formaldehyde and related compounds such as acetaldehyde .
