tag:blogger.com,1999:blog-3584132508185165153.post1228255382000863712..comments2024-03-19T00:03:28.879-04:00Comments on My Commentary and Technical help: Expanding foam and science experiments.Bob Davishttp://www.blogger.com/profile/04602803109106077023noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3584132508185165153.post-78841698076798198512011-07-03T10:46:06.719-04:002011-07-03T10:46:06.719-04:00Far, far better than coffee is drinking chocolate....Far, far better than coffee is drinking chocolate.<br /><br />These "Leaving things in a mug" experiments have been a school, then office special hobby of mine for 30 years.<br /><br />When someone goes on holiday for 2 weeks, put their mug on their desk and put in at least 4" of tea of coffee for them to have when they return.<br /><br />The fastest, furriest and most colourful results come from drinking chocolate.Richard Craniumhttps://www.blogger.com/profile/06615462659279731483noreply@blogger.com