Strength tests of the Polish knot

Although the Polish knot is often used for anchoring in rope access, rope rescue and caving due to its advantages, there is a lack of information about its strength. The article deals with the strength and efficiency of the Polish knot, both when loading the front and rear strands of the rope coming out of the knot. It shows that the difference between the individual strands is insignificant. And although the Polish knot shows lower strength than the figure-eight loop, it offers other advantages.