Exhaust fumes discharged from a smoky vehicle gradually become invisible as a result of? by Sunday | Aug 20 | Chemistry WAEC | 0 comments A. diffusion B. combustion C. absorption D. emission Correct Answer: Option A – diffusion Users Also Read These:Which of the following is a component of the car exhaust?A species whose populations has become so small that…A constituent of the exhaust fumes from electricity…The diagram above illustrates trapped air in a…The sound from a bell in an enclosed jar gradually…