An almost-full flask or beaker with a triangular point to empty its contents, a stirring rod and measuring lines on it.

Flask With Stirring Rod

A triangular based beaker with a narrow rim and a bit of liquid.

Beaker Or Flask With Triangular Base

A round based beaker with a narrow rim and liquid.

Two empty flasks, a beaker and an erlenmeyer or conical flask.

A vase or beaker with a tube stem and a circular base.

A beaker, flask, or vase with a tube stem and a triangular or conical base.

A triangular based beaker with a narrow rim and bubbles.

A triangular based beaker with a narrow rim and liquid.

A triangular based beaker with a narrow rim, measurement lines and liquid.