Explained

After Stalin died, he met the angel of death. The angel explained to Stalin he can only send him to hell but he lets him to choose which hell.
"Do you prefer to burn in a capitalist hell or a communist hell?" It asks him.
I choose the communist one because there will surely be a shortage of coal.
Jane Teaches Tarzan a New Trick
Jane Teaches Tarzan a New Trick When Jane first met Tarzan in the jungle, she was instantly attracted to him and during her questions about his life, she asked him if he had ever made love to a woman. "Tarzan not know lovemake." he replied. Jane explained to him what it was. Tarzan said, "Ohhh...Tarzan use knot hole in trunk of tree." Horrified, Jane said, "Tarzan, you have it all wrong, but I will show you how to do it properly." She took off her clothing and lay down on the ground. "Here." she said, pointing to her privates, "You must put it in here." Tarzan removed his loin cloth, showing Jane his considerable manhood, stepped closer to her and kicked her right in the crotch! Jane rolled around in agony for what seemed like an eternity. Eventually, she managed to gasp for air and screamed, "What did you do that for??!!" "Always check for squirrel."
An instructor in chemical warfare asked soldiers in his class: "Anyone knows the formula for water?"
"Sure. That's easy," said one man.
"What is it?"
"H, I, J, K, L, M, N, O."
"What, what?" reasked the instructor.
"H to O," explained the chemistry expert.