Hello Alan, Mister Micawber, Beeesneees, Mordant, Esl_Expert and other native English speakers,
tinyurl.com/28tkle4
Given that gray water contains soap, detergent, germs, and perhaps other [color=green]matter, some precautions are required. Filter it to remove hair, lint, and other solids. Don’t use it on plants that will be eaten. Use flood or drip watering for …
Can I say “substance” instead of [color=green]matter?