<b>Definition.</b><br/>An estimate of the amount of a <b>Substance</b> in food and drinking water, expressed on a body weight basis, that can be ingested during one meal or one day, without appreciable health risk on the consumer on the basis of all known facts at the time of Evaluation. It is expressed in miligrams per kilogram of bodyweight on a single day of exposure.<br/><br/><b>Remark.</b> <br/>It is a rate (0.000001 kg/ 1.0 kg in SI units )<br/>