Surface Renew - Repairing cracks in your bathroom sink and changing the color is way cheaper than replacing with a new sink. It looks like new at a fraction of the cost.
How to repair crazing bathroom sink? | Bunnings Workshop community
My kid dropped a glass soap dispenser into the sink. It cracked and a huge chunk fell out. How do I fix it? : r/fixit
How to fix a cracked porcelain sink without replacing the entire sink? : r/fixit
bathroom - How can I repair a cracked porcelain undermount sink? - Home Improvement Stack Exchange
faucet - Replacing bathroom sink popup drain if sink has hairline cracks - Home Improvement Stack Exchange