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Recycling, composting, and hazardous waste — Homework
Show the percent calculation and its comparison to the threshold explicitly.
- 1.A recycling load of 80 items has 6 contaminated with food residue, and the rejection threshold is 5%. Calculate the contamination rate and state by how many percentage points it exceeds or falls under the threshold.
- 2.Explain why a technically recyclable item is not always actually recycled in practice.
- 3.Explain the "browns and greens" balance needed for composting to stay aerobic rather than turn smelly and anaerobic.
- 4.Report your compost bin or resin-code investigation and what you found.
🌲 Homeschool of the FutureTwelfth Grade · Science · week 33 homework