Danger may result from replacement in this tasa is low because he still cannot find the item that can be used as a substitute for cement in order to work on the construction.
The potential threat from substitute products in the industry is low because there is not a product that can replace the use of cement for the construction at present.
Hazard which might result in the replacement product industry is in low level because it could not find a third goods ารถนำ replace cement for the construction at present.