If a robin survives to midwinter, it lives an average of 1.7 years after that. The oldest robins in your yard might be about six years old, although one banded bird lived almost 14 years. [sounds of winter wind ] So in a dozen years you've probably had at least a half-dozen robins of each sex involved in nesting.
Erlenmeyer flask. 1. a flask having a wide base, narrow neck, and conical form, convenient in laboratory experimentation for swirling liquids by hand. In emptying itself the aspirator bottle will aspirate 10 litres of air slowly through the water in the Erlenmeyer flask. Erlenmeyer flask.
Bostwick Consistometer Operating instructions The consistency of a sample is measured by its resistance to flow under specific conditions, for a specified time.The Bostwick Consistometer is one of many instruments designed to make such measurements.ote: It is very important that the Bostwick Consistometer is dry before using it. Water will decrease the friction coefficient of the instrument and will result in false readings. Belgian Office: Vlamingstraat 4 - 8560 Wevelgem-Tel.: +32 56 43 28 13 - Fax: +32 56 43 28 14 - info@labomat.com-www.labomat.eu.