Inside the aerosol spray can is a main ingredient, such as an asthma medication, and a propellant (something that provides thrust or movement). Early propellants were liquified gases such as hydrocarbons, carbon dioxide, or nitrous oxide.
What's the best time to go to Sapporo in Japan? Here are some annual weather facts we collected from our historical weather data: The months July, August and September have nice weather with a good average temperature. Most rainfall (rainy season) is seen in May, June, July, August, September and October. Cold season / winter is in the months January and February. On average, the warmest month is August. On average, the coolest month is January.
The 2018 Snow Festival will be held from February 6 through February 12. The Sapporo Snow Festival (Sapporo Yuki Matsuri) is held during one week every February in Hokkaido's capital Sapporo. It is one of Japan's most popular winter events. The Sapporo Snow Festival was started in 1950, when high school students built a few snow statues in Odori Park.