Public domain photos

The image shows a glass bottle with a label on it next to a ruler. The label has text on it, and the bottle is filled with a clear liquid. The ruler is placed next to the bottle, suggesting that it is being used to measure the contents of the bottle.

The image shows a glass bottle with a label on it next to a ruler. The label has text on it, and the bottle is filled with a clear liquid. The ruler is placed next to the bottle, suggesting that it is being used to measure the contents of the bottle.Open in library