thanks for the explanations. BBC's line is so confusing; i thought semen and breast milk would be the key reasons but they wrote 'bodily fluids such as blood an

thanks for the explanations. BBC's line is so confusing; i thought semen and breast milk would be the key reasons but they wrote 'bodily fluids such as blood and vomit' and I just couldn't figure out how it was transmitting through vomit.