Of all the factors that influence diffusion rate, temperature is the most important. Temperature has the greatest effect on diffusion rates and is the easiest of the factors to change. Increasing the temperature increases the diffusion rate by adding energy to each particle.
A: Many dog owners are feeding their dog fish oil, but most dogs are not getting a high enough dose to make a difference. Start your dog on a dose calculated at EPA of 20 mg per lb body weight. There will be DHA in there too but you don't need to do any math on it.
Nicotine is a rapid acting toxin and, often, pets will show signs of poisoning within 1 hour of ingestion, the Pet Poison helpline warns. The toxic dose for nicotine in pets is 1/2-1 mg per pound of pet body weight, while the lethal dose is 4 mg per pound of pet body weight. So a 40lb dog would get very sick after eating one cigarette - but would need 11 cigarettes to die from nicotine poisoning.