มาแล้ว!! เสือตกถังพลังเงินดี งวด 15 ก.ค 62
Water, shelter and food are the essentials for survival when getting lost in the mountain. You can live for three weeks or more without food and a maximum of three days without water. It is therefore extremely important that a hiker should be familiar with techniques to provide these essentials if faced with a survival situation.
from: http://ezinearticles.com/?Lost-in-the-Mountains---Got-Water?&id=5001474
