Periodic Tableware Laboratory Beaker Rocks Glasses The visual and functional cues of a laboratory beaker are applied to a modern Rocks glass Laboratory beaker style curled lip, pulled spout, metric scale Each piece individually hand blown and shaped. Slight variations are normal. Dishwasher Safe A classy but fun science gift. This science gift for adults makes a great science teacher gift or a gift for someone in the medical industry. Science nerd gifts are a perfect STEM gift for any science lover.