Workers from the Coryton oil refinery in Essex have protested outside the Vopak terminal in Purfleet.
They are calling for a public inquiry into the sale of the plant, which they say will mean redundancies for most of Coryton's 850 staff.
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David Cameron has arrived in Peterborough to celebrate his party's victory in the local elections.
Thousands of Northampton Town fans will line the streets this weekend to celebrate their team's promotion to League One.
Temperatures will reach 25ºC this weekend with a chance of 26ºC on Saturday. However, the heat could trigger a few thunderstorms later.