David Rapp Email & Phone Number

Skokie, Illinois, United States

Reviewed raw data printouts, reagent information, and spreadsheet tables for errors. Reviewed final reports for clients for accuracy.

Chicago, Illinois, United States

Taught Algebra I and Geometry to 9th and 10th grade students. Prepared lessons and assignments with Google Suite. Used Schoology to create assessments and monitor student progress. During 2020-21 school year, taught classes remotely with Zoom and presented slides with interactive sessions.

Prepared small pilot batch of coating and adhesives for sales and R&D purposes. Analyzed production samples for viscosity, gloss, solids, etc.

Critical Control Point verification and inspection

Itasca, Illinois

-Assisted in brewing and packaging operations for small craft brewery (<5000 bbls/year)-Developed quality procedures for staff, including SOP and documentation for batches, yeast sourcing, yeast cell counts, etc.-Performed daily analyses of active batches (pH, gravity, ABV, cell counts

New Albany, Ohio

-Sample incoming raw materials for use in soaps and antibacterial gels-Aseptically sample barrels, drums, and tankers-Regular analysis using FT-IR, viscometer, DMA-Completed company training on motorized pallet truck

Columbus, Ohio

-Prepared bottling line for daily production (cleaning, preparation of cases and carriers)-Filled cases by hand with finished product-Started developing packaging quality program, which included improving sanitation, minimizing package oxygen, improving shelf life

Chicago, Illinois

-Analyze package gases (Total Package Oxygen, Headspace Oxygen, Dissolved Oxygen, Carbon Dioxide) in several types of bottled beer. Responsible for the operation, maintenance, and calibration of instrument.-Responsible for adjustment of filling speed and pressure of bottle filler. -Trained on ATP analysis and microbiological sample collection on filling lines for cleanliness testing. Collect microbiological samples from kegs and bottles.-Use Gehaltemeter for O2 and CO2 readings on beer transfer lines and filling tanks.-Manage Spreadsheets of data and trends of beer brands.-Inspect finished bottles, carriers, inserts, and cases for defects and specifications. -Plate beer samples on microbiological media using aseptic techniques.-Developed SOPs for cTPO Analyzer, TPO Management, and Foam Collapse/Sigma Value Determination.-Test beer samples for spoiler bacteria via PCR enrichment and analysis-Analytical testing on in-process beer samples (pH, color, IBU, polyphenol, ABV, gravity)-Perform yeast cell counts on wort samples-Participate in sensory testing of fermenter, bright tank, and post-package beer samples for quality purposes-Inspect materials (glass, crowns, cans, kegs) for quality prior to packaging

Plainfield, Il

Physical / Wet Chemistry testing on various alcohol spirits-Analyze samples for alcohol content, pH, color, clarity, turbidity, refractive index-Trained on programming of autosamplers for titrators and specific gravity instruments.-Knowledge of LIMS system for data entry, tests-Trained on HPLC analysis for preservatives and extracted wood compounds

Downers Grove, Il

-Determined particle size of various substances based on laser diffraction analysis, sieves, or surface area (BET or Langmuir).-Developed methods of analysis for new clients and substances-Revised methodology of existing materials to suit client needs-Trained on Microtrac X-100 Laser Diffraction, Alpine Air Jet Sieve, Loss on Drying, Tristar 3000 Surface Area Analysis, PSS Accusizer 770 Laser Diffraction

Plainfield, Il

Physical / Wet Chem testing on alcohol and spirits samples-Perform tests for pH, turbidity, alcohol volume by distillation, acidity, specific gravity, refractive index-Trained on autosamplers, Alcolyzer programming-Frequent use and update of LIMS system

-Prepare Prototype Slurry Samples for Customers, Research Purposes-Experience with Sample Preparation, pH adjustment, Industrial pH meter calibration, large-scale batch preparation-Perform Quality Testing on Products before shipment-Tests include Percent Solids, HORIBA and Accusizer particle count, pH, conductivity, Weight per Gallon (WPG), viscosity-Experience with calibration, standard checking, sample testing

-Tested Water Samples via ICP-OES, pH, conductivity for hardness, treatment, etc.-Prepared samples for ICP with acid digestion, standard preparation

-Tutored in ACT Test Preparation (Math, Science portions)-Subject Tutor (Math - Algebra I & II, Geometry, Grade School Math; Science - Biology, Chemistry, Physics)

-Taught Chemistry (all levels, Honors and AP), Physical Science (freshman level), and Biology (freshman level)-Attended workshops and professional development seminars throughout year-Member of PBIS Secondary Intervention Committee-Coached Track and Field (throws; 2008, 2009, 2010 seasons)

Bachelor Of Arts (B.A.), Teaching Certification - Secondary

Activities and Societies: Jr./Sr. ScholarsReturned to NCC after graduation to earn teaching certification (IL - Type 09)

Ba, Chemistry, Mathematics (Minor)

Activities and Societies: Track and Field Team, Student Affiliates of the American Chemical Society (SAACS)-President's List (3.5 GPA.