R-Series Filters: A filter intended for removal of any particle including oil-based liquid aerosol. They may be used for any solid or liquid airborne particulate hazard. If the atmosphere contains oil, the R-series filter should be used only for a single shift (or for 8 hours of continuous or intermittent use).
How many Oscars did Ben Affleck win? Ben Affleck has won two Oscars. He won an Oscar along with friend Matt Damon in 1997 for Best Original Screenplay for Good Will Hunting. In 2013, he won a Best Picture Oscar f â¦ or Argo, which he produced.
Affleck had long been considered the Oscar frontrunner, thanks to his powerful performance in Kenneth Lonerganâs drama, but many had objected to his nomination because of sexual harassment allegations dating back to 2010. Affleck has repeatedly denied the allegations, and the claims were settled out of court.