Tagged: dust extraction, plexiglass This topic has 0 replies, 1 voice, and was last updated 5 years ago by Marc. Viewing 1 post (of 1 total) Author Posts June 14, 2020 at 7:40 am #5608 MarcParticipant Operation dust extraction has suffered a casualty, apparently, someone forgot that you need to allow air in when pulling a vacuum or the plexiglass will break, the investigation is underway and those involved will be retaking GCSE physics. This topic was modified 5 years ago by Marc. Attachments:Dust-Extractor-Accident.jpg Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Continue with FacebookContinue with Google Log In