Regarding the use of forceps/tweezers around cartridges, I find a good pair of bamboo tweezers to be indispensable:
http://www.amazon.com/Hozan-P-863-150-ESD-Bamboo-Tweezers/dp/B004K0KT7K
http://www.amazon.com/Hozan-P-863-150-ESD-Bamboo-Tweezers/dp/B004K0KT7K