Lesson Notes By Weeks and Term v4 - JHS 2
FINISHES AND FINISHING
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FINISHES AND FINISHING
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Subject: Career Technology
Class: JHS 2
Term: 3rd Term
Week: 2
Grade code: B8.3.5.1.2
Strand code: 3
Sub-strand code: 5
Content standard code: B8.3.4.1
Indicator code: B8.3.5.1.2
Theme: TOOLS, EQUIPMENT AND PROCESSES
Subtheme: FINISHES AND FINISHING
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This lesson introduces the essential skill of finishing the raw edges of fabric in sewing projects. In Ghana, where we love our vibrant Ankara (wax print) fabrics for everything from school uniforms to "Friday wear" and special occasion outfits, preventing the edges from fraying is very important. A neat finish not only makes a garment look professional and beautiful but also makes it strong and long-lasting, saving money and resources. Today, we will learn why we must finish edges and practice some basic, effective methods you can use at home with simple tools.
A. What is a "Raw Edge" and Why Does it "Fray"?
When a piece of cloth is cut, the edge that is cut is called a raw edge. Woven fabrics, like the calico we use for our aprons or the wax print for our clothes, are made of threads woven together (warp and weft threads). Fraying: This is the process where the threads along the raw edge start to unravel or pull away from the fabric. This makes the edge look untidy and weak. If left unfinished, the seam allowance can fray completely, causing the seam to break open.
Think about it: Have you ever seen an old school uniform where the hem has come loose and you see lots of loose threads? That is fraying. B. Importance of Edge Finishing
Finishing the raw edges of seams and hems is a crucial step in sewing for several reasons: To Prevent Fraying: This is the primary reason. It stops the fabric from unravelling. For Durability: A finished edge strengthens the seam and the entire garment, making it last longer through wear and washing. For Neatness: It gives the inside of the garment a clean, tidy, and professional appearance. For Comfort: Unfinished, fraying edges can be scratchy and uncomfortable against the skin. C. Common Methods for Finishing Edges