Hi Niamhoc,
The science behind cooling before despatched is to;-
1) prevent condensation when hot surfaces come in contact with cold surface
2) avoiding “strike-through” from occuring due to condensation hence potentially can compromise sterility
From occupational health and safety;-
1) to prevent hazard of scalding from handling hot items
2) to prevent potential work cover
Checked with your local body governing infection control standard. By referencing this, you may find yourself supported.
R
Norlidah