These are links to recent postings by CompositesWorld on the new invention ALEC2 - a ceramic composite material - uses no polymer, fireproof, sustainable, green, lightweight.
compositesworld.com/...compositesworld.com/...
ARIS introduces polymer-free ceramic composite
Fireproof, lightweight ceramic material ALEC2 is highly sustainable, suitable for manufacturing a variety of aerospace products, as well as marine and other industries.