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Do we have to have an ODS book if we use R-134 or R-407?
Yes
@@edu_marine_academy but those gases are not Ozone depleting gases. In this case why do we need to have a ODS record book?
Do we have to have an ODS book if we use R-134 or R-407?
Yes
@@edu_marine_academy but those gases are not Ozone depleting gases. In this case why do we need to have a ODS record book?