Sports injuries are also a frequent cause of a pulled back muscle, especially with sports that involve twisting (such as golf), or any types of sudden impact or jarring motions. In This Article: 1  Pulled Back Muscle and Lower Back Strain.
Acrylic painting tips on gels and modeling paste. If you like to play with extra-special effects, try the modeling paste or Gel medium Gloss (Liquitex). Modeling paste is for creating a heavy and shaped body of paint on the underground layers. It needs a solid background, like a canvas or painting board.
Because acrylic paint is already naturally glossy, matte medium is handy when a more subtle, non-reflective finish is needed. You can also mix gloss and matte mediums together in equal parts to achieve a kind of semi-gloss. Few Parting Tips. 1  Always mix in the medium after you've mixed the colors together. 2  Don't use oil mediums with acrylics because they aren't compatible. 3  Some medium products claim that they can also be used to varnish your paintings. 4  I recommend you use a removable varnish as a final top coat instead of a medium.