First I would suggest reading this as it explains the possible side effects. Not to scare you but maybe this would change his career choice. Seems it is not a very nice chemical to deal w/ on a regular basis.
http://www.idph.state.il.us/envhealth/factsheets/formaldehyde.htm
I found this on the internet too explaining how to get chemicals out of clothes.
http://www.care2.com/greenliving/remove-new-smell-from-clothes-2.html
http://www.idph.state.il.us/envhealth/factsheets/formaldehyde.htm
I found this on the internet too explaining how to get chemicals out of clothes.
http://www.care2.com/greenliving/remove-new-smell-from-clothes-2.html

) I used to know they guy that ran the place - he used vinegar...after adding all the clothes, detergetn, vinegar, and water, cut it back off, let it all sit/soak for one hour, then turned it back on to wash. Good luck.