Rank the following compounds from 1-4, starting with the highest LD50 level, and ending with the lowest LD50 level.

Nicotine _____
Alcohol _____
Sodium Chloride(Table Salt) _____
Sucrose(Table Sugar) ___

1. Nicotine

2. Alcohol
3. Sodium Chloride (Table Salt)
4. Sucrose (Table Sugar)