Choose your answer before opening the explanation. This is a learning exercise, not a competency assessment.
How long are straw bundles soaked in the DMR bed method?
- 12 to 18 hours
- 1 to 2 hours
- 3 days
- Until they float
See the answer and why
12 to 18 hours DMR immerses bundles in clean water for 12 to 18 hours in a cemented tank.

