well ventilated area and respirator will do you good,as well as common soap and water after.

oxy acetylene gas weldingisnot so bad for radiated energy, but you should protect yours eyes bare minimum.

if you are doing arc welding, mig or tig, cover up as much skin as possible and try to use some sort of barrier to occlude UV and highfrequency EM flux.

a long career doesnt have to end with problems.