介绍了乙二醇在热储存中的应用，并讨论了乙二醇的环境命运和影响。介绍了回收旧传热流体的当前理念，并简要介绍了监管问题。关键词:传热流体、储能、环境、回收、法规、盐水。单位:双引文:研讨会，ASHRAE交易1993，第99卷，pt。1.

Addresses the use of ethylene glycol in thermal storage and goes on to discuss the environmental fate and effects of ethylene glycol. Presents current philosophy on recycling used heat transfer fluid and gives a brief look at regulatory issues.KEYWORDS: Heat transfer fluids, energy storage, environment, recycling, regulations, brine.Units: Dual