Start at 7am and take samples at 1/2 hour or 1 hour intervals until 7pm.
If/when you make a change to injection rate, diffuser type or flow/distribution configuration, check it again and this will tell you if the changes you make are for the better or for the worse.
Cheers,
If/when you make a change to injection rate, diffuser type or flow/distribution configuration, check it again and this will tell you if the changes you make are for the better or for the worse.
Cheers,