The cleaners had scrubbed the debating chamber clean before MPs arrived for Wednesday's session in Serbia's National Assembly. Spent smoke bombs, smears of egg yolk and a dusting of white fire extinguisher powder had all been removed from the benches and tables after the mayhem of the previous day.

FREE TO READ] Ruling party MPs, including eight-months pregnant politician, injured as demonstration turns violent

The Serbian parliament erupted into chaos Tuesday as opposition lawmakers set off smoke grenades and other countermeasures to block last-minute passage of a series of laws initiated by the outgoing government.