1. Cold packs used in sports are examples of chemical energy. When the inner pouch is broken which is filled with water it reacts with the ammonium nitrate granules and makes new chemical bonds during the reaction absorbing energy from the surroundings.
The NBT is compulsory for prospective students applying to the Faculty of Health Sciences and the Diploma in Veterinary Nursing must write the NBT before or on 15 July in order to be considered for selection. The NBT is also used in the admission processes of the extended programmes.
HRBT isn't that bad this time of year unless there is an accident. NN is picking up some good business because it's way cheaper to fly in and out of there. still curious where the OP is flying from and being that they are coming for a wedding, not staying long, cost would be wise.