Since BPCR shooters are routinely exposed to lead when casting, loading and shooting you might be interested in the following article just published in NRA's Shooting Sports USA magazine.
http://www.nxtbook.com/nxtbooks/nra/ssusa_201410/#/32

Wayne


NRA & TSRA Lifetime member. NSSF member. Author & Publisher of the Browning 1885 BPCR book.
See www.texas-mac.com