welcome back to war! "Contact with the liquid pure form can cause death within hours, as nicotine passes through the dermis and heads directly for the bloodstream" "Nicotine is readily and easily absorbed through the skin. The LD50 (LD50=dose that will kill 50% of those exposed) for nicotine in a nontolerant individual is about 60-75 mg....I remember reading some thriller story years ago which hinged on an otherwise inexplicable air-crash. The murderer/terrorist had painted pure nicotine onto one of the controls of the aircraft, a control that would only be touched just prior to landing. Pilot touches the button, and hey presto is dead in seconds by skin absorption..."