Examples of use of environmental chamber
1. They commuted in their two jets between a sprawling, colonial–style, 21,000 sq ft villa in Palm Beach, which they had bought for 4.8 million and spent another 5 million refurbishing (adding a 1.'million lift and a spiral staircase made of semi–precious black onyx); their luxurious Park Avenue condominium, bursting with art treasures (such as one of Napoleon‘s shaving stands); a London mansion that Black purchased for 3.5 million from the renegade Australian financier Alan Bond, before adding the house next door and renovating both to include an "environmental chamber" for Lady Black; and their 10 million palace in Toronto, a magnificent Georgian pile where Black has spent most of the past three years meditating about his downfall, while seated on an 18th–century cardinal‘s throne.