At the time of sampling in the field, there are teams at the time of collection that differentiate it on the helm of the worker, White helmet = technique Green helmet = safety Yellow helper = laborer. Different field but work in one team in the same purpose.
Inlet sampling at unit 94 B at SP-04 in raw water treatment unit, taken at suction pipe output from rear of utility waste
Samples that have been taken into the sample bottle to be taken to the laboratory, to check the pH and other things to avoid environmental pollution
Thanks you all
You have received an upvote from @livesustainably. I promote and curate content that encourages and educates others in living sustainably. You can support the live sustainably cause on Steemit by upvoting, resteeming and creating content under the tag #livesustainably.
You can also benefit and support the cause by using the upvote bot @greengrowth.
Minimum bids from 0.01 SBD! The early adopters of this new bot have been receiving 100% upvotes! Wow!