Question

 Does propylene glycol have an expiration date?

Answer Propylene glycol typically has a two-year shelf life. This number can vary slightly, depending on conditions of storage. Propylene glycol is used as an emulsifier in a variety of food, personal and... Read More »
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Top Q&A For: Does propylene glycol have an expiration date

Can propylene glycol replace ethylene glycol in HVAC systems?

Propylene glycol can safely replace ethylene glycol in HVAC systems. Due to ethylene glycol's toxicity, propylene glycol is commonly used in the HVAC systems of food-processing plants and other in... Read More »
http://www.answerbag.com/q_view/2150982

How to Mix Propylene Glycol & Ethylene Glycol?

Propylene glycol and ethylene glycol are both used as antifreeze for cars and trucks They are chemically similar in many respects, with propylene glycol considered to be a safer alternative than it... Read More »
http://www.ehow.com/how_6385941_mix-propylene-glycol-ethylene-glycol.html

Uses for Propylene Glycol Ink?

Propylene glycol has a plethora of uses in various industries. It is an alcohol that is made by fermenting yeast and carbohydrates. The ingredient is used in everything from tattoo ink to cosmetics... Read More »
http://www.ehow.com/list_7576994_uses-propylene-glycol-ink.html

Is propylene glycol dangerous?

On One Hand: Established Adverse Effects"The Annals of Pharmacotherapy" (Volume 39) and the Department of Health and Human Services (DHHS) both report that propylene glycol (PG) increases acid cont... Read More »
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