Bromine

A fire at a Boyle Heights warehouse reignited on Friday afternoon, two days after initially igniting, prompting firefighter intervention and air quality monitoring. The blaze, which began Wednesday, led to a shelter-in-place order due to hazardous materials like ammonia, with the AQMD extending a pollution advisory until Friday. Air quality tests detected trace levels of bromine and chlorine but no significant health risks.

A fire at a Lineage commercial building in Boyle Heights released hazardous materials, including ammonia, prompting a shelter-in-place order. The fire spread to rooftop solar panels and an ammonia line, raising air quality concerns despite officials stating no public health threat. Ongoing firefighting and residual smoke continue to worry residents.

Middle East tensions have exposed a critical vulnerability in semiconductor supply chains, particularly regarding bromine production. While helium shortages from Qatar have received attention, bromine—used to produce hydrogen bromide gas essential for South Korean chip manufacturing—poses a potentially greater threat to global memory chip production.