MICROSCOPIC MATERIALS ANALYSIS
ONE OF THE AVTIVITIES
WE DO IN THE INDUSTRIAL
TECH. DEPT. IS LOOK AT VARIOUS INDUSTRIAL
MATERIALS THROUGH A MICROSCOPE. THE STUDENTS
VIEW THE SAMPLE AND THEN DRAW AND COLOR
WHAT THEY SEE ON A SUPPLIED LAB SHEET. SOME
OF THE MATERIALS THAT YOU MIGHT WANT TO TRY
IN YOUR CLASS ARE:
THE INSIDE OF A COMPUTER
CHIP (IC)
THE FILAMENT OF A LIGHTBULB
SURFACE OF A SOLAR CELL
CORROSION
CONCRETE SAMPLE
WELDING SLAG
THE INSIDE OF A RESISTOR
PARTICLE BOARD
VARIOUS TYPES OF ADHESIVES
SANDPAPER GRIT
ROOF SHINGLES
GALVANIZED METAL
A PUDDLE WELD
A SPOT WELD
TREATED LUMBER
WOOD FIBERS
WOOD KNOT STRUCTURE
PAINT
FORMICA SURFACE