Answer:
The air pollutant that I was exposed to last week was the bush burning by one mr Ade nearer to my house. The smoke from the bush burning made the atmosphere unfriendly. It caused breathing impairment and also led to coughing and sneezing at the same time.
They reduce pregnancy because the delay the uterus releasing the egg, and delay ovulation. Less than 1% of women who use IUDs pregnant, although pregnancies after the emergency contraceptive pill are not as rare.
Please provide more context.
The answer would be : <span>systemic antibacterial therapy.
Hope this helps !
Photon</span>