LITMUS

• ___ test

• ___ test: pH indicator

• Acid test material

• Acid test?

• Acid-base indicator

• Acid/base test dye

• Benchmark test

• Blue coloring matter

• Chemical indicator

• Dye used by chemists

• It turns blue in acid

• It turns blue in an alkali

• It turns red in acid

• Kind of paper or test

• Kind of test

• Kind of test or paper

• Test paper?

• Type of test

• What's basically blue?

• Word before paper or test

• Word with test or paper

• Used as a very rough acid-base indicator

• A coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions

Англо-русский строительный словарь. — М.: Русский Язык.С.Н.Корчемкина, С.К.Кашкина, С.В.Курбатова.1995.