Product Photography (shiny objects)?

[Trentlee07]

Ok i have been taking photos for the company i work for, for the last few months. But now i have a question on shiny objects. When i shoot a bottle of something it turns out with light lines on that object. how do i get rid of those light lines? Any help would be apprecaited, Thanks

 

[Sw1tchFX]

lines? sample image please?