The first period happens for many girls between the ages of 12 to 14 years, but quite often it is earlier (from as early as 9 years old) or later (up to 16 years). Girls start having periods at different times depending on how quickly they are developing.
IFC (Issued for construction) means that the drawings and specifications have been approved by the local governing agencies and that these are the plans by which the project will be constructed. Shop drawing is a drawing or set of drawings produced by the contractor, supplier, manufacturer, subcontractor, or fabricator.
A UN standardized intermediate bulk container (IBC) is an IBC manufactured in accordance with the requirements specified in chapter 6.5* of the UN Recommendations on the Transport of Dangerous Goods (UN Recommendations) and the national regulations of the country of manufacture.N standardized IBCs of a capacity greater than 450L and used for liquid dangerous goods must be leak tested and inspected in accordance with the requirements set out in Appendix C of CAN/CGSB-43.146.