The reason for the difference in effects from strain to strain is the variability of kratomâs alkaloids; in fact, there are over 28 identified alkaloids found within the plant with different half-lives and durations.
An average commercial steel building costs between $16 and $20 per square foot, including building package (I-Beams, purlins, girts etc.) , delivery, foundation and the cost of construction.lease note, because there are so many variables involved (interior & exterior finish being the main contributors) with commercial steel buildings, price figures for the average code per square foot can vary dramatically. Local building regulations can influence the cost of a steel commercial building.
Types of Commercial Building. Commercial buildings also vary in cost by what type of building they are. Office buildings and fast food stores are the most expensive businesses to build. Prices start highest for fast food structures, then fall $20 to $30 per square foot for office buildings.