Thousands of Irish motorists may be driving around with “time-bomb” airbags made by Takata, a company whose inflation mechanism was deemed responsible for the deaths and maiming of dozens of people worldwide.

An alarming number of motorists are risking turning their cars into death traps by skimping on their tyres, a “shocking” study by the Road Safety Authority (RSA) has found.

As she prepares to mark the first anniversary of her son Jake’s death, Roseann Brennan said it is something she will never get over.