The laws of Rooved Structures are considered to be one of the more difficult sections of Torah, but they will be easily clarified in The "World to Come": Pesachim 50a
Laws spoken to Moshe at Sinai
Communicating impurity of death in an ohel
Communicating impurity from blood in an ohel
Communicating impurity from flesh or bone of a live person
Communicating impurity from a sheretz in an ohel
A metzora in an ohel
Impurity in an ohel, due to rocks from a house that manifested tzaraat
Impurity of death extending from an ohel
Vessels in an ohel
Food in an ohel
Communication of impurity in a rooved structure, into the contents of a receptacle
Doubtful impurity in an ohel
Structure of an ohel
Cemeteries, and communication of impurity in overshadowing a corpse
Communication of impurity into vessels covered with a tight, well-sealed seal [Mukaf Tzamid Patil]