nylon threads
silk is no longer used for making parachutes. It was a good material before nylon came along, but no parachutes are made from silk anymore. Not for decades. <><><><> When it WAS used, it was because it was very light, extremely strong, was not bulky, and could be woven in a very tight weave.
I think that they currently use nylon, but they used to use silk
In 1941 right when pearl harbor happended. They used the material nylon to make these parachutes during the great depression also.
carbon,manganese,silicon,nickel,phosphrous,sulphur
the best material to make a rope is the spider web.
Alloys
Many companies provide the opportunity to order customized frames for photos. Options that people can make include material type, color, texture, and size. Companies such as send a frame and first frame offer the choices in frames for all.
There are many material you can use. The best material is fiberglass, but metal and wood are good substitutes.
ham
it is the metal
In the past, climbing frames were constructed using wood logs and planks, and occasionally included rope and even car tyres. As metal working techniques have improved, more and more climbing frames are being constructed using steel frames, which are later painted. However, if you wish to construct your own climbing frame, wood is still the best option unless you have experience with metal working.
You can purchase custom picture frames online from websites such as AmericanFrame, PictureFrames, and Giftsforyounow. You can also locate a more local based store that allows you to order custom frames by searching online.