The Brookfield Zoo has a full time staff of approximately 450 employees involved with various
park operations. The operation of the various departments requires a variety of specialty gases
and related supplies. Over the past years’ the Brookfield Zoo has purchased these items from
various sources. A brief history of these purchases follows.
• 2019 approximate purchases: $18,123
• 2018 approximate purchases: $18,159
• 2017 approximate purchases: $15,627
The above dollar totals include the items: propane, oxygen, acetylene, argon, nitrogen, welding
supplies, and the monthly cylinder rental fee.