The second step is called polishing, this is where the plaster is sprayed or brushed with a light film of water and then polished down with a trowel or sponge to produce a smooth finish. As of May 2011 the cost of materials for a single layer of plaster skim are between 50-75p per m 2.he second step is called polishing, this is where the plaster is sprayed or brushed with a light film of water and then polished down with a trowel or sponge to produce a smooth finish. As of May 2011 the cost of materials for a single layer of plaster skim are between 50-75p per m 2.
Required length of work term. 1  Work terms must consist of full-time employment (35-40 hours per week) for 16 weeks (matching the length of a four-month academic term). Work terms generally start and end on the dates published in Quest, under Important Dates.
So term time employees who have a 195 day working year (38 5-day weeks plus five inset days) and who are entitled to 25 days annual leave per annum should have a paid leave entitlement of 195 x 0.16 = 31.2 days.Total pay would therefore be for 226.2 days per year, compared with 261 days for a year-round employee.The term time employee should therefore receive 86.67% of their notional full pay (with a proportionate adjustment where they work less than 37 hours per week, or 36 hours in London).o term time employees who have a 195 day working year (38 5-day weeks plus five inset days) and who are entitled to 25 days annual leave per annum should have a paid leave entitlement of 195 x 0.16 = 31.2 days.