Those who think they are strong - such as bawang, try this. It's fun

http://www.youtube.com/watch?v=lLoCMqVM5AE

Yep, 15lb in each hand, feel free to try. (beware not to forec yourself because it can really injure you badly if you just force it to happen. Please, I am serious here, don't just F around, this is seriously dangerous.)