Healthcare workers, meanwhile, are to take part in a series of demonstrations at hospitals across Northern Ireland as the trade union Unison demands pay rates to match sharply rising inflation.
Several teaching unions have combined to launch a campaign on pay, demanding political action after a two-year offer worth 3.2% was rejected.
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And the Unite union is expected in the coming days to announce further strikes across all 11 council areas, following last week’s seven-day action that saw bins go uncollected and some council facilities closed.
Public transport could be the next to see industrial action, with Unite and GMB members working for Translink due to give their verdict on possible strikes in a ballot that closes today after they too rejected a pay offer that failed to keep pace with inflation.
The price crisis continues with gas prices for Firmus customers in the Ten Towns area set to jump by just over 16%, while the Ulster Farmers’ Union say rising costs could lead to milk “scarcity”.