[Half Life]

Check the link, I'm not making this stuff up -- just reporting the facts.

Best,
Jason.

[rubbin]

No clear answering.

Some from next limit staff should clear it at least to me......I pray for it!!!!!!!!!!!!!!!!!!!!!

[seghier]

some materials reflect different colors
like gold ; copper ; aluminium .... and some materials are dark
the right k value give the right reflectance ( color choosed for reflectance 90)
k=0 -----> dark material
k > 0 -----> more bright material