Some other ideas went *ding* in my head

Here are some ideas i came by when i was researching for the 'blu tack' topic...

 - Do different brands of orange juice contain different levels of vitamin C?

   Being a bit vague & unlogical here but does this mean i have to drink a lot of orange juice. Wait scratch

   that, i don't need to...

 - Does Antibacterial Hand Soap Kill More Bacteria Than Non-Antibacterial Hand Soap?

    Mmm..interesting...

 - Do sound barriers reduce noise? If so, what types of barrier is most effective?

    Well. this sound barrier could apply to a lot of things eg ..

    Actually i'll need to do more research on that.