In December 2020, airport workers carefully load large white boxes labeled “Medium Upright” with temperature control symbols onto a plane’s cargo hold. Wearing safety vests, masks, and gloves, they demonstrate a clear focus on safety and precaution.

In December 2020, airport workers carefully load large white boxes labeled "Medium Upright" with temperature control symbols onto a plane's cargo hold. Wearing safety vests, masks, and gloves, they demonstrate a clear focus on safety and precaution.

In December 2020, airport workers carefully load large white boxes labeled “Medium Upright” with temperature control symbols onto a plane’s cargo hold. Wearing safety vests, masks, and gloves, they demonstrate a clear focus on safety and precaution.