but you've got to get it from a piece of meat to amino acids. that's what the enzymes do. >> so it sounds like we can even start feeding, potentially, our animals less food, because if they're getting the full value out of it and getting their protein and the nutrients, maybe we can even cut down on the amount of food. >> so you're going to save money on the pet food that's not necessary, and you're going to spend a little bit on the enzymes, and actually, it's going to be almost a wash, but the vet bills are going to be lower because -- >> the vet bills and the medication bills. right now, that's what i'm paying for. >> they're going to live longer, right? >> exactly. their natural life -- it's like burning the candle at two ends. well, if you're giving them raw food or enzymes in their food, they're not stressing their organs, not stressing their digestive tract. they're getting the nutrition they need without cannibalizing all their energy. >> right. >> and that candle is going to burn longer and brighter for longer years. >> yeah, i mean, we

forensic evidence criminalists saturated the letter with ninhydrin, a chemical that reacts with amino acidsils. then the letter was placed in a humidity chamber for several hours. the moisture in the chamber accelerated the chemical process eventually revealing an almost perfect thumbprint. this was photographed and then compared to prints in every fingerprint database available. >> they did databases for city employees, department of motor vehicles, postal workers, including police officers. and nothing. no hits. >> there had been no witnesses. none of the surviving victims could give a description. and the only forensic evidence was a single fingerprint. zodiac claimed that only the constellations orion and the seven sisters could stop him. new york police hoped to add themselves to the list. hey there, i just got my bill and i see that it includes my fico® credit score. yup, you have our discover it card so you get your fico® credit score on your monthly statements and online...for free. that's pretty cool of you guys. well we just want to help you stay on top of your credit and avoid su

. >> investigators tested the letters with ninhydrin, a chemical solution which reacts to the amino acids in fingerprints. after it was applied, the documents were dried thoroughly. scientists found numerous fingerprints on the two documents, but none matched brad brisbin. they weren't larry moore's fingerprints, either. next the letters were analyzed by a forensic document examiner. both letters were typed with the same typewriter. the paper was inexpensive, the kind often used in high schools. the type showed no defects, making it difficult to identify the typewriter used to create them. and only the signature was handwritten. >> the signature itself is a full cursive signature. it is full of tremor. it looks labored and it looks slow, and it does not look like it is the product of habitual movement. >> experts compared this questioned signature to several documents brad signed shortly before his disappearance. >> the upper case b in the name brad was actually constructed in three pieces. there is a break. it has the up and down spine on the left side of the letter, but between the top

thomas sprayed the notes with ninhydrin, a chemical which reacts with the amino acid in perspiration.laced those letters and envelopes into a humidifying chamber, and under those conditions, thealate -- latent prints will actually develop, pretty much like a photograph on photograph paper. >> the ninhydrin revealed that dorothy wasn't perspiring excessively when she wrote the notes, something that usually occurs when someone intends to end their own life. >> and told him that they needed to take another look at this case, because something was wrong. >> but perhaps the most definitive proof would come from the envelope flaps. who had licked them, dorothy or chris? frozen yogurt franchise. and now you have 42 locations. the more i put into my business the more i get out of it. like 5x your rewards when you make select business purchases with your ink plus card from chase. and with ink, i choose how to redeem my points for things like cash or travel. how's the fro-yo? just peachy...literally. ink from chase. so you can. cu...favorite book is nice.. but i think women would rather curl up

the heated super glue adheres to any amino acids present. then fingerprint powder is applied.better visualize the print, technicians used a dye called rdrox. >> the prints that have soaked up the rdrox will appear a yellowish color and then we can photograph those using specialized film and the end result is, we have a print potentially that we had not have without using that dye stain. >> and under an ultraviolet light, investigators found what they were looking for. a clear print. >> once i told them the news, i could hear other officers in the background and there was definitely a level of excitement that hasn't heard for a while with this case. >> but was this the print of the killer? after all, in any given week, hundreds of people use a payphone. unfortunately, the print did not match any known criminal offenders who had prints on file. >> there were times that we became frustrated, yes, but we still weren't going to give up in the event that this individual was still here because we had to get him off the street so he wouldn't strike again. >> then police got a valuable

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really high in glycine, and proline and all these wonderful amino acids. >> seth: one of my favoritem so sorry. [ cheers and applause ] >> seth: i just put these third after glycine and proline. >> they're far more important. for your well being. >> seth: how do you make bone broth? >> you take bones. grafted. >> seth: where do you get your bones? >> a butcher. >> seth: you go to a butcher and do you have to get the surrounding meat? or can you just go, "i'll just take the bone." >> if you want to you can. you know what's great is a lot of people will roast the chicken. let's say. and so you just keep, you keep what's left after you take the meat off the chicken. and you can make a sock out of it or bone broth. and you let it sit for, 12 to 36 hours, however long you are feeling, driving. >> seth: yeah, sure. >> drink it out. you can mix it -- my favorite mix it up with coconut oil. some colostrum. >> seth: got to have colostrum. >> got to have your colostrum. >> seth: got to get your colostrum. you know where they look at me weird when i asked for colostrum is at mcdonald's. >> real