Categories Jokes Propane Looks Like A Puppy Post author By chemistryjokes Post date January 11, 2016 No Comments on Propane Looks Like A Puppy See also Top 15 Chemistry Jokes About Chemists ← Neon Cat Does Not Bond Well With Others → Cation Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.