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arrow-up1602arrow-down1external-linkHearing is be-leafing: Students invent quieter leaf blowerhub.jhu.eduTheReturnOfPEB@reddthat.com to Technology@lemmy.worldEnglish · 7 months agomessage-square172fedilink
minus-squarepewgar_seemsimandroid@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up2·7 months ago Your browser does not support playing HTML5 video. You can download a copy of the video file instead. pasta powered leaf blower
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