Check out this screen capture from the GW article linked below. My question is: Does popping smoke make all hits glancing? From the 40K rulebook it appears that smoke only gives you the benefit of a 4+ cover save.
(You have to be signed-in at the GW website to view the article)
[url]http://www.games-workshop.com/gws/content/article.jsp?catId=&categoryId=800016a§ion=whit eDwarf&aId=2100004a[/url]