The Teaching Astronomy - Part 1 Packet is available for purchase here. Click here for Table of Contents. Over 100 pages of ready-to-run materials covering: Teaching Constellations and using Azimuth and Altitude to lcoate celestial objects in the sky.
Piping or tubing is usually inserted into fittings to make connections. Connectors are assigned a gender, abbreviated M or F. An example of this is a " 3 ⁄ 4-inch female adapter NPT", which would have a corresponding male connection of the same size and thread standard (in this case, NPT).
