7-10 Days. Of course, all food and drink products last for a shorter period of time if they are not stored properly. But remember, sour cream, like a lot of other dairy products, usually has a sell by date, which is simply the last date it should be sold, not consumed.
Here are the EPAâs definitions: 1  Caution: Harmful if swallowed, inhaled or absorbed through the skin. 2  Warning: May be fatal if swallowed, inhaled or absorbed through the skin. Also indicates products that can easily catch on fire. 3  Danger: Fatal if swallowed, inhaled or absorbed through the skin.
International Programme on Chemical Safety. Guidelines on the prevention of toxic exposures : education and public awareness activities / International. Programme on Chemical Safety. 1.Hazardous substances â toxicity 2.Toxins â toxicity 3.Poisoning â prevention and control 4.Poison.