the biggest challenge for companies in the food, beverage and pharmaceutical industries and a growing number of other operations is sustaining a clean, energy-efficient warehouse environment. thats why thousands count on ......the biggest challenge for companies in the food, beverage and pharmaceutical industries and a growing number of other operations is sustaining a clean, energy-efficient warehouse environment. thats why thousands count on our vertical storing leveler for unequalled environmental control along with safe, secure performance, day after day.