England takes a walk to the seaside later to meal of husband and wife, discover a strange stone inadvertently. They feel stone is very special brought back the home, did not think of to reap fortune of a huge sum actually. Live in the Williams couple of British north, smelling suddenly when the seaside takes a walk the bad smell after similar fish is cankered. Abide is worn they find this kind of special flavor an appearance is peculiar " stone " . Saying with its is stone but more resembling is content of some kind of crystallization, although two people do not know this is what thing after all, but feel this thing is very extraordinary in bringing back the home. The thing that did not think of after coming home, somebody identified them to be collected is precious unexpectedly " ambergris " , after they affirm repeatedly, proved this crystallization content is this kind of precious flavor really. Say to discover they are collected again this has 1.75 kilograms to weigh, the value that the expert assesses is 50 thousand pound (about 450 thousand RMB) . Ambergris is the secretion of cachalot, it is whale eats below but fail digestive food forms solid hind to spit in enteron. precious because ambergris just spat odour,be unpleasant, can send out through period of time grumous aroma, use at making perfume. Allegedly 100 cachalot have ambergris directly only, the amount is exiguous, extremely precious.