Melacha #16: TOVEH - SPINNING

Av Melacha: Spinning wool to form a thread.

Principle: Twisting fibers into a usable item.

Toldah: Creating thread, twisting pieces of cotton into a wick.

(Rewinding existing threads into a new, stronger rope is a prohibition of Melechet Kosheir.)

Melacha #17: MAYSECH - WARPING

Av Melacha: Positioning warp-threads on a loom.

Principle: Placing threads into position for weaving.

This includes arranging leaves for basket weaving.

Melacha #18: OSEH BATEH NIRIN: SETTING UP THE LOOM

Av Melacha: Passing warp-threads in a loom.

Principle: Positioning threads in a way that enables weaving.

Melacha #19: OREG: WEAVING

Av Melacha: Putting weft (width-wise) thread through warp (length-wise) threads.

Principle: Creating fabric by way of weaving.

Toldah: Positioning a thread into a woven cloth, embroidery, crochet, needlepoint, or rug-hooking canvas; braiding the hair of a wig.

It is prohibited to flatten out a loose thread in a woven sweater or garment by pulling it, as this is considered "weaving it back in."

Melacha #20: POTZE'AH - UNWEAVING

Av Melacha: Cutting woven threads in order to re-weave them in a different place.

Principle: Removing or tearing threads in a woven material for a constructive purpose.

It is prohibited to remove threads from a woven material, or to tear this material. Similarly, it is prohibited to remove the braids from a wig.