All across the world on different rinks.
No. Roller hockey and street hockey are exactly the same (with the exception that street hockey is sometimes played without roller blades). Therefore, the equipment is the same.
hockey dancing roller skating
roller hockey is on concrete usally smoth asphalt
Roller Hockey International was created in 1992.
Roller Hockey International ended in 1999.
Nowadays, not much, but originally roller hockey equip was made to vent, with lots of mesh and space for air to flow through (as roller didn't have the ice to cool down a player) Recently ice hockey equipment has been made with similar venting systems to cool down a player and because of the decreased weight without sacrificing strength.
no.
Major League Roller Hockey was created in 2008.
Austrian Roller Hockey League was created in 1992.
Israel Roller Hockey League was created in 1957.
Mozambican Roller Hockey Championship was created in 1955.
Angolan Roller Hockey Championship was created in 1978.