/** OnTriggerEnter
  *  Changes the material of the hands to latex when coming into
  *  contact with the box of gloves, signifying putting on and wearing gloves.
  *  Changes the material of the hands back to skin when coming into
  *  contact with the trash can below the gloves, signifying the disposal
  *  of the worn gloves.
  **/
 private void OnTriggerEnter(Collider other)
 {
     if (other.tag.Equals("gloves"))
     {
         handScript.ChangeModelTexture(latex);
     }
     else if (other.tag.Equals("trash"))
     {
         handScript.ChangeModelTexture(skin);
     }
     else if (other.tag.Equals("blueButton"))
     {
         // prevent pushing the button multiple times
         if (!buttonPushed)
         {
             cBScript.CodeBlue();
             buttonPushed = true;
         }
     }
 }