Answered by Bob Pellissier, president, RKI Instruments Inc., Union City, CA. Calibration frequency is one of the most common subjects of questions regarding the use of gas detection instruments. Regulatory agencies typically refer users to follow manufacturers' recommended protocols for calibration. The calibration frequency for a gas detection instrument depends on how the customer will use it.
Step 1: Start with a square piece of origami paper. If you only have regular 8.5x11 paper, follow these instructions to make a square sheet. Step 2: Fold the paper in half by folding the top corner to the bottom corner.Step 3: Now fold the triangle in half by taking the left corner and folding it to the right.Step 4: Open and spread the top flap, then crease the left and right sides so you can flatten the flap down. Step 5: Turn the paper over so we can repeat the last step.Step 6: Make the left flap stand vertically, then open and squash down. Step 7: Fold the top layers of both sides to the center.tep 3: Now fold the triangle in half by taking the left corner and folding it to the right. Step 4: Open and spread the top flap, then crease the left and right sides so you can flatten the flap down. Step 5: Turn the paper over so we can repeat the last step.
If you're wondering how to do origami step-by-step, it's helpful to start with a basic project such as an origami treat sack. Mastering simple origami models will give you the confidence you need to move on to more advanced tasks.o begin making an origami treat sack, place the patterned side of your origami paper face up. Fold and unfold your paper in half vertically. Fold and unfold the paper the paper horizontally.