Laboratory Equipment And Procedures

adjective describing a substance that contains no water molecules

• The laboratory used an anhydrous solvent for the experiment.
• Make sure to use the anhydrous chemicals for better results.
• I heard anhydrous stuff works best for this type of reaction.
• His humor was anhydrous, leaving everyone dry and unamused.

noun a spot or stain, typically one that is irregular in shape

• The artist carefully blended the colors to avoid any splotch on the canvas.
• I accidentally spilled some coffee and now there's a big splotch on the carpet.
• She got a splotch of ketchup on her shirt while eating fries.
• The splotch of negativity in his mind was slowly spreading, affecting his overall outlook on life.