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.
Figure 1 Setup for a Typical Titration In a typical titration, the titrant in the buret is added to the solution in the Erlenmeyer flask until the indicator changes color to show that the reaction is complete. An indicator is added to the solution being titrated. The indicator is a substance that changes color when the reaction is complete.