You've Been Exposed to 
Harmful Residual Solvents All the Time.
Residual Solvent in Food Packaging

In the market, there are fancy and colorful food packaging used for drawing customer’s attentions. The organic solvents based printing inks are mostly used on these packaging and these may affect the flavor of food and cause harmful effect to human health.
Residual Solvent in Pharmaceutical Products

Application Note