Categories Chemistry Cat Jokes How Often Do I Tell Chemistry Jokes? Post author By chemistryjokes Post date January 25, 2016 No Comments on How Often Do I Tell Chemistry Jokes? A. Periodically See also Oxygen Wanted To Be Knighted ← I Thought You Said The Chemical Composition For Water Was H To O → Na Na Na Na Na Batman Leave a Reply Cancel replyYour email address will not be published.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.