The reactions of nitrous acid with 1Â°- and 2Â°- aliphatic amines may be explained by considering their behavior with the nitrosonium cation, NO(+) , an electrophilic species present in acidic nitrous acid solutions.
Main article: Indoor water park. The first-ever indoor water park was built in Edmonton, Alberta, Canada, in 1985 at the West Edmonton Mall as part of the $1.2-billion-dollar Phase III expansion. World Waterpark is still the world's largest indoor water park, at over 817,800 sq ft (75,980 m 2) in size.
Vote for this answer. A Water Park is where they have those slides. As far as I have been able to tell from what I've read on the net is the oldest one is Noah's Ark at the Wisconsin Dells. It opened 20 years ago, and is the largest one in the country. Brainy Blonde.