India, May 25 -- California lawmakers have intensified pressure on the federal government over the ongoing toxic chemical emergency at the GKN Aerospace facility in Garden Grove. Congressman Derek Tran and Senators Adam Schiff and Alex Padilla formally urged President Donald Trump to approve a federal emergency declaration.

Last week, a tank containing MMA began to undergo a spike in temperature, which sparked the problem in the GKN Aerospace facility in Garden Grove.

The tank started to swell at one point, and "it got to a point where it does what we call a BLEVE, which is a 'boiling liquid expanding vapor explosion,'" Covey said on Friday afternoon.

Evacuation orders were issued for areas north of Garden Grove Boulevard, east of Spri...