Science.. is hard.. and to get datapooints.. BURP.. is even more difficult.. ANOTHER Seriously though, the best practice from various south east asia countries

Science.. is hard.. and to get datapooints.. BURP.. is even more difficult.. ANOTHER Seriously though, the best practice from various south east asia countries is to freeze a large stein and insert the beer, while the stein itself holds the cold. 0.5h cool beer in tropical heat.